NSN catalog · 90,963 partsCatalog › Pipe, Tubing, Hose, and Fittings › FSC 4730 › 4730-00-011-8540
Tube Coupling Nut P/N SAE J512 7 010111B
In stock — 53 on our U.S. shelfNSN 4730-00-011-8540 4730000118540 NIIN 000118540
SECO Parts has 53 in stock of NSN 4730-00-011-8540 — Tube Coupling Nut — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $60–$100 each — an estimate from the government catalog price and what we have charged for similar parts. Not a quote: request one for your price. Quote lines carry a $50 minimum.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- NUT,TUBE COUPLING
- SECO description
- NUT, TUBE COUPLING
- Federal supply class
- FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 53 |
| Total | 53 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
4730-00-011-8540 000118540 SAE J512 7 010111B SAE-J512 41F7-16 N20311B 41X7 J512 7 010111B 41FL-7 MS39166-6L
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- Thread class
- 2B
- Thread pitch diameters
- Inches 0.6469 to 0.6531
- Thread direction
- Right-Hand
- Nut height
- 1.500 in (nominal)
- Width across flats
- 0.812 in (nominal)
- Length to shoulder
- 0.250 in (nominal)
- Smallest inside diameter
- 0.442 in (nominal)
- Thread series
- Uns
- Thread quantity per inch
- 16
- Nominal thread size
- Inches 0.687
- Nominal tube outside diameter
- Inches 0.438
- Seat angle
- 45.00 ° (nominal)
- Material
- Overall Copper Alloy 360
- Material document and classification
- Overall Fed Spec All Material Responses QQ-B-626,1 to 2 H
- Specification/standard data
- Professional/industrial Association Standard 81343-J512
- Nondefinitive spec/std data
- Figure 4
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
SAE J512 7 010111B SAE-J512 41F7-16 N20311B 41X7 J512 7 010111B 41FL-7 MS39166-6L
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | SMS DLA Land and Maritime, Columbus, Ohio |
| Acquisition advice code | Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 53 on the shelf |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 4730-00-011-8540?
NSN 4730-00-011-8540 (4730000118540) — Tube Coupling Nut: SECO Parts has 53 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for tube coupling nut in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings).
Is NSN 4730-00-011-8540 available?
SECO Parts has 53 in stock in Augusta, GA — order or request a quote below.
How much does NSN 4730-00-011-8540 cost?
SECO typically prices parts like NSN 4730-00-011-8540 at $60–$100 each: an estimate from the government catalog price and what SECO has charged for similar parts. It is not a quote — request one for your price, usually answered the same business day. Quote lines carry a $50 minimum.
What part numbers cross-reference to NSN 4730-00-011-8540?
Part numbers that cross-reference this NSN include SAE J512 7 010111B, SAE-J512, 41F7-16, N20311B, 41X7, J512, 7 010111B, 41FL-7. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names NUT,TUBE COUPLING. Same name is not the same part: check the part numbers.
More in FSC 4730
4730-00-012-7951 Tube Coupling Inverted Nut
4730-00-013-7401 Straight Pipe to Tube Adapter
4730-00-013-7409 Tube Coupling Inverted Nut
4730-00-014-2432 Tube Coupling Inverted Nut
4730-00-014-2435 Pipe to Tube Elbow
4730-00-014-3343
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